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FATTY ACID BIOSYNTHETIC PATHWAYS

w-6 Pathway

w-3 Pathway

Linoleic acid
9c, 12c 18:2

a-Linolenic acid
9c, 12c, 15c 18:3

D6
Desaturase

g-Linolenic acid
6c, 9c, 12c 18:3

Stearidonic acid
6c, 9c, 12c, 15c 18:4

Elongase

Dihomo g-Linolenic acid
8c, 11c, 14c 20:3

Eicosatetraenoic acid
8c, 11c, 14c, 17c 20:4

D5
Desaturase

Arachidonic acid
5c, 8c, 11c, 14c 20:4

Eicosapentaenoic acid (EPA)
5c, 8c, 11c, 14c, 17c 20:5

Elongase

Adrenic acid
7c, 10c, 13c, 16c 22:4

Docosapentaenoic acid (DPA)
7c, 10c, 13c, 16c, 19c 22:5

Elongase

Tetracosatetraenoic acid
9c, 12c, 15c, 18c 24:4

Tetracosapentaenoic acid
9c, 12c, 15c, 18c, 21c 24:5

D6
Desaturase

Tetracosapentaenoic acid
6c, 9c, 12c, 15c, 18c 24:5

Tetracosahexaenoic acid
6c, 9c, 12c, 15c, 18c, 21c 24:6

b-oxidation

Docosapentaenoic acid (DPA)
4c, 7c, 10c, 13c, 16c 22:5

Docosahexaenoic acid (DHA)
4c, 7c, 10c, 13c, 16c, 19c 22:6

How to manipulate the images:

X rotation: left-click and drag up and down
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Zoom: shift-left-click and drag up and down
Move: Ctrl-right-click and drag
Full menu: Right-click inside the frame